You can now find and enjoy the Elli.EXE soundtrack (our April fools game) on YouTube! youtu.be/Ohmu6skuQzE?...

Another month, another dev post! Lots of juicy content in this one :) gamejolt.com/p/march-2026...

*Clears off dust from keyboard* Woah, this thing has been sitting dormant for a while. Woops

New update post for the month! gamejolt.com/p/october-20...

September update!! gamejolt.com/p/september-...

New update post!! gamejolt.com/p/august-202...

AKA The glitch dance has been added after months of work! Expect a big update post next month!

Big announcement!! youtu.be/AffA7UvzTEc

Long time no see! gamejolt.com/p/july-2025-...

* You hear the distant trousle of bones...

A request to the Deltarune community. When posting, please use a hashtag, like #deltarunespoilers so people can filter it! It will make things much easier for those trying to dodge spoilers.

Fsk

New update post! gamejolt.com/p/may-2025-u...

Out of all Underfell characters, who is your favorite? #underfell #undertale #fangame

New update post! Lots of new things shown off! gamejolt.com/p/april-2025...

Doing a stream showing off some dev stuff & talking about the game, also playing some other stuff feel free to hop in! www.twitch.tv/badger505

April Fools! gamejolt.com/p/april-fool...

i made a video playing the alpha demo!! i got access to it early since im on the dev team lol #underfell #undertale #undertalefangame

Check out the new Alpha demo on Gamejolt! gamejolt.com/p/alpha-demo...

Hello fans of Underfell We have been in talks with the team, and are considering revealing the remade alpha demo (Plus more) to the public! That being said, expect a devlog post within the next day or so for more information!

What's something you're excited about for this project? Anything that peaks your interest?

New Update on Gamejolt! gamejolt.com/p/march-2025...

Underfell Tomorrow

Toby Fox is hiding Deltarune Chapter's 3 and 4 behind a conveniently-shaped lamp

Shown off in a gamejolt post, but this was a fun little bug we encountered when testing the new Logo... Suffice to say, it wasn't working properly.

We did a collab! Look at some fun doodles of our Frisk, as well as @teamrbstoryshift.bsky.social Frisk! Both @ready-bewad-xerox.bsky.social and @nyanbinary69.bsky.social worked on this lovely doodle together, and it was quite a fun time! Thank you for the lovely images <3

[~ #Undertale - #Undertalefangame - #Storyshift - #RBStoryshift - #RBSS ~] With a collaboration with @teamrevival.bsky.social we hope you enjoy this yummy yum yum art canvas by @ready-bewad-xerox.bsky.social and @nyanbinary69.bsky.social ! Go check out team Revival's Underfell!

i did some promo art for revivals underfell!! the version with the game title is on gamejolt, but heres the version without! ;3 im SO excited for the demo to be done, i bet people are gonna love it

Check out the new update on gamejolt! Lots of new content to look through! gamejolt.com/p/february-2...

The Kablamo Siblings! Introducing to the Revival Underfell cast: The Moth twins! (art by MrMitten bsky.app/profile/mrmi...)

Hi! I (Badger) am going to be streaming and discussing some stuff about the project! If you would like to hop in and see what's happening, it'll have special looks at the game, possible spoilers and lore drops, and answering questions from anyone who asks! www.twitch.tv/badger505

Together, we are...

Meanie~ <3

Devious~ <3

It's so quiet around here...

Check out the soundtrack on Youtube & Soundcloud! www.youtube.com/playlist?lis... soundcloud.com/team-uf

In the days of yore...